Homonym: Β (Beta)
The letter "Β" is the second letter of the Greek alphabet. It is pronounced as "beta" and corresponds to the letter "B" in the Latin alphabet. In the Greek numeral system, it has a value of 2.
In mathematics and science, "Β" is often used to represent various concepts, such as the beta coefficient in statistics or the beta particle in physics. It is also commonly seen in finance, where "β" indicates the volatility of an asset compared to the market as a whole.